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Senior System Administrator Jobs (NOW HIRING)

Boeing

Senior System Administrator

Seal Beach, CA · On-site

$146K - $197K/yr

Senior System Administrator Company: The Boeing Company Boeing Defense, Space & Security (BDS), Space Mission Systems Organization seeks an Senior System Administrator to support Proprietary Programs ...

BNH

Senior System Administrator

Arnold Air Force Base, TN · On-site

$107K - $143K/yr

Senior System Administrator Location: Arnold AFB, TN Job Family Code: P - IT/Cyber Security / Network Systems Function/Branch: Engineering/Infrastructure Directorate: Engineering & Tech Support ...

Cornerstone Defense

Senior System Administrator

Annapolis, MD · On-site

$85K - $115K/yr

Senior System Administrator Location: Annapolis Junction, MD Compensation Range: $190 -$210K *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the ...

Boeing

Senior System Administrator

Seal Beach, CA · On-site

$146K - $197K/yr

Senior System Administrator Company: The Boeing Company Boeing Defense, Space & Security (BDS), Space Mission Systems Organization seeks an Senior System Administrator to support Proprietary Programs ...

BNH

Senior System Administrator

Arnold Air Force Base, TN · On-site

$107K - $143K/yr

Senior System Administrator Location: Arnold AFB, TN Job Family Code: P - IT/Cyber Security / Network Systems Function/Branch: Engineering/Infrastructure Directorate: Engineering & Tech Support ...

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Senior System Administrator information

See salary details

$49K

$102.2K

$143.5K

How much do senior system administrator jobs pay per year?

As of Jul 14, 2026, the average yearly pay for senior system administrator in the United States is $102,229.00, according to ZipRecruiter salary data. Most workers in this role earn between $86,000.00 and $116,500.00 per year, depending on experience, location, and employer.

What are some common challenges a Senior System Administrator may encounter when managing hybrid cloud environments?

Senior System Administrators often face challenges balancing on-premises infrastructure with cloud-based resources, which can include ensuring consistent security policies, managing data synchronization, and monitoring system performance across multiple platforms. They must also stay updated on evolving technologies and compliance requirements, as well as collaborate closely with development, security, and networking teams. Addressing these complexities requires strong problem-solving skills, robust documentation practices, and a proactive approach to both troubleshooting and automation.

What does a Senior System Administrator do?

A Senior System Administrator is responsible for managing, maintaining, and securing an organization's IT infrastructure, including servers, networks, and related systems. They oversee the installation and configuration of hardware and software, troubleshoot complex technical issues, and ensure the reliability and performance of IT services. Senior System Administrators also implement security policies, perform regular system updates, and may supervise junior IT staff. Their expertise is essential for minimizing system downtime and protecting data integrity.

What are the key skills and qualifications needed to thrive as a Senior System Administrator, and why are they important?

To thrive as a Senior System Administrator, you need in-depth knowledge of operating systems, networking, security protocols, and significant experience managing IT infrastructure, usually backed by a degree in computer science or related certifications (such as CompTIA, Microsoft, or Cisco). Expertise with tools like VMware, Active Directory, PowerShell, and cloud platforms (AWS, Azure) is typically required. Strong problem-solving skills, attention to detail, and effective communication are crucial soft skills for this role. These abilities ensure reliable system performance, minimize downtime, and support the technology needs of an organization.

What is the difference between Senior System Administrator vs Network Administrator?

AspectSenior System AdministratorNetwork Administrator
CertificationsCompTIA Server+, Microsoft Certified: Windows Server, Cisco CCNACompTIA Network+, Cisco CCNA, Cisco CCNP
Work EnvironmentData centers, enterprise IT environments, server managementNetwork infrastructure, routing, switching, network security
ResponsibilitiesServer deployment, maintenance, troubleshooting, system upgradesNetwork setup, monitoring, troubleshooting, security management

While both roles require networking and system knowledge, Senior System Administrators focus on server and system management, whereas Network Administrators specialize in network infrastructure. Both roles are essential in enterprise IT, often collaborating to ensure seamless technology operations.

More about Senior System Administrator jobs
What cities are hiring for Senior System Administrator jobs? Cities with the most Senior System Administrator job openings:
What are the most commonly searched types of System Administrator jobs? The most popular types of System Administrator jobs are:
Who are the top companies hiring for Senior System Administrator jobs? The top employers for Senior System Administrator jobs are:
What states have the most Senior System Administrator jobs? States with the most job openings for Senior System Administrator jobs include:
Senior System Administrator jobs near you
Infographic showing various Senior System Administrator job openings in the United States as of July 2026, with employment types broken down into 1% As Needed, 85% Full Time, 11% Part Time, 1% Temporary, and 2% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $102,229 per year, or $49.1 per hour.
Senior System Administrator

Senior System Administrator

Boeing

Seal Beach, CA • On-site

$146K - $197K/yr

Full-time

Medical, Life, Retirement

This job post has expired today. Applications are no longer accepted.

Boeing rating

8.5

Company rating: 8.5 out of 10

Based on 602 frontline employees who took The Breakroom Quiz

34th of 527 rated manufacturers

Job description

Senior System Administrator
Company:
The Boeing Company
Boeing Defense, Space & Security (BDS), Space Mission Systems Organization seeks an Senior System Administrator to support Proprietary Programs in Seal Beach, CA.
The Senior System Administrator will handle system administration tasks, including infrastructure management, information security, software installation, and configuration control. This role involves creating innovative solutions to technical challenges, providing system support with modern tools, and overseeing the design and performance of computing systems for effective capacity planning and disaster recovery.
Position Responsibilities:
  • Oversees system integration, hardware and software installation, configuration and disposition of servers, storage, and workstations to support the architecture
  • Provides complex problem resolution, root cause analysis and technical support for delivery systems
  • Participate in the design, validation and configuration management of computing delivery systems
  • Administers user system access and establishes safeguards to protect information in accordance with security policies
  • Oversee activities to monitor and optimize system performance, ensuring high availability, reliability, backup and disaster recovery planning, security and conformance to Risk Management Framework (RMF) requirements
  • Plans and coordinates system changes
  • Collaborate with teams to integrate services and enhance system capabilities and operational efficiency
  • Engage in on-the-job training, self-study, and hands-on learning to develop your skills in Linux and cloud technologies
  • Collaborate with cross-functional teams to support program objectives in an Agile framework
  • Mentors, leads and trains others

This position is expected to be 100% onsite. The selected candidate will be required to work onsite at one of the listed location options.
Basic Qualifications (Required Skills/ Experience):
  • Bachelor of Science degree in Engineering, Engineering Technology (including Manufacturing Technology), Computer Science, Data Science, Mathematics, Physics, Chemistry or non-US equivalent qualifications directly related to the work statement
  • Possess an active Top Secret with SCI US Security Clearance (TS/SCI), or successfully completed a Tier 5 (T5), formerly known as a Single Scope Background Investigation (SSBI) by the federal government within the past 5 years or agreed to enter a Continuous Vetting program such that 5 year updates are no longer required
  • Experience working with Linux and/or Solaris; installing, configuring, troubleshooting, and administering support for server and workstation

Preferred Qualifications (Desired Skills/Experience):
  • Experience working with RHEL 8/9 and/or Solaris 10/11
  • Experience working with VMware ESXi 8/9
  • Security hardening experience or knowledge
  • Cybersecurity experience or knowledge
  • Experience simplifying, automating, and optimizing patch management and/or compliance of operating systems and applications
  • User access and identity management experience or knowledge
  • Experience maintaining storage and data archival systems
  • Active security certifications such as Security+ (Sec+) or equivalent IAT Level 2 certifications per DoD Instruction 8570 (8140)

Drug Free Workplace:
Boeing is a Drug Free Workplace where post offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies.
Pay and Benefits:
At Boeing, we strive to deliver a Total Rewards package that will attract, engage and retain the top talent. Elements of the Total Rewards package include competitive base pay and variable compensation opportunities.
The Boeing Company also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work.
The specific programs and options available to any given employee may vary depending on eligibility factors such as geographic location, date of hire, and the applicability of collective bargaining agreements.
Pay is based upon candidate experience and qualifications, as well as market and business considerations.
Summary pay range: $146,200 - $197,800
Language Requirements:
Not Applicable
Education:
Bachelor's Degree or Equivalent
Relocation:
Relocation assistance is not a negotiable benefit for this position.
Export Control Requirement:
This is not an Export Control position.
Safety Sensitive:
This is not a Safety Sensitive Position.
Security Clearance:
This position requires an active U.S. Top Secret/SCI Security Clearance (U.S. Citizenship Required). (A U.S. Security Clearance that has been active in the past 24 months is considered active)
Visa Sponsorship:
Employer will not sponsor applicants for employment visa status.
Contingent Upon Award Program
This position is not contingent upon program award
Shift:
Shift 1 (United States of America)
Stay safe from recruitment fraud! The only way to apply for a position at Boeing is via our Careers website. Learn how to protect yourself from recruitment fraud - Recruitment Fraud Warning
Boeing is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law.
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